Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 27, 2026, 8:39 AM EDT

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Showing 1–24 of 791 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Lowe Syndrome
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Phenylketonuria (PKU)
Interventions
Not listed
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
18 Years to 70 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
Gainesville, Florida • Decatur, Georgia • Chicago, Illinois + 1 more
Conditions
Classic Galactosemia, Speech Disorders in Children, Language Disorders in Children
Interventions
Babble Boot Camp
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
2 Months to 54 Months
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Phenylketonuria
Interventions
GMP Diet/GMP Medical Foods, AA Diet/AA Medical Foods
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
12 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
Boston, Massachusetts • Madison, Wisconsin
Conditions
Glycogen Storage Disease Type II
Interventions
Myozyme
Biological
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
Not listed
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
6
States / cities
Birmingham, Alabama • Gainesville, Florida • Miami, Florida + 3 more
Conditions
Bardet-Biedl Syndrome
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
Not listed
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Glycogen Storage Disease Type II
Interventions
Myozyme
Biological
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
Up to 26 Weeks
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
4
States / cities
Gainesville, Florida • Durham, North Carolina • Cincinnati, Ohio + 1 more
Conditions
Friedreich Ataxia
Interventions
Buccal Swabs and Blood Draws
Diagnostic Test
Lead sponsor
Larimar Therapeutics, Inc.
Industry
Eligibility
12 Years to 65 Years
Enrollment
20 participants
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Phenylketonuria (PKU)
Interventions
Pegvaliase
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
11
States / cities
Aurora, Colorado • Atlanta, Georgia • Chicago, Illinois + 8 more
Completed No phase listed Observational Results available

Chronic Liver Disease in Urea Cycle Disorders

NCT03721367
Conditions
Urea Cycle Disorder
Interventions
Diagnostic Ultrasound
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
5 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Responses to Influenza Vaccine in Patients With Mitochondrial Disorders (MELAS)

NCT01831934
Conditions
MELAS Syndrome
Interventions
Fluzone®
Biological
Lead sponsor
Stanford University
Other
Eligibility
13 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Stanford, California
Conditions
Infantile Neronal Ceroid Lipofuscinosis
Interventions
Cystagon
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
6 Months to 3 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Gaucher Disease
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
200 participants
Timeline
2017 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

PET Scans in Normal Volunteers and Patients With Fabry Disease

NCT00005111
Conditions
Fabry Disease, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Pompe Disease
Interventions
Filgrastim
Drug
Lead sponsor
Serhat Gumrukcu, MD PhD
Other
Eligibility
3 Years to 30 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Toluca Lake, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Cerebral Oxygen Metabolism in Children

NCT04157179
Conditions
Sickle Cell Disease, Cerebral Stroke
Interventions
Carbon Dioxide
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
3 Years to 50 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Pompe Disease, Pompe Disease (Late-onset), GAA Deficiency
Interventions
Observational
Other
Lead sponsor
Duke University
Other
Eligibility
3 Months to 54 Months
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Active, not recruiting No phase listed Observational

Long Term Follow-up on Menkes Disease Patients

NCT04337684
Conditions
Menkes Disease
Interventions
Long Term Follow-Up
Drug
Lead sponsor
Sentynl Therapeutics, Inc.
Industry
Eligibility
Not listed
Enrollment
50 participants
Timeline
2019 – 2026
U.S. locations
1
States / cities
Solana Beach, California
Conditions
Lysosomal Acid Lipase Deficiency
Interventions
Sebelipase Alfa
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Up to 8 Months
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Friedreich Ataxia
Interventions
Respiratory Strength Training (RST)
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
X-Linked Adrenoleukodystrophy (X-ALD), Cerebral Adrenoleukodystrophy (CALD), Adrenoleukodystrophy (ALD)
Interventions
Allo-HSCT
Genetic
Lead sponsor
Genetix Biotherapeutics Inc.
Industry
Eligibility
Up to 17 Years · Male only
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
6
States / cities
Los Angeles, California • Palo Alto, California • Boston, Massachusetts + 3 more
Withdrawn Phase 2Phase 3 Interventional

Trial of Kuvan in Lesch-Nyhan Disease

NCT00935753
Conditions
Behavioral Manifestations of Lesch-Nyhan Disease
Interventions
sapropterin
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
4 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Diego, California
Conditions
GM1 Gangliosidosis
Interventions
LYS-GM101
Genetic
Lead sponsor
LYSOGENE
Industry
Eligibility
Up to 3 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Orange, California
Completed Phase 4 Interventional Results available

Late-Onset Treatment Study Extension Protocol

NCT00455195
Conditions
Pompe Disease (Late-Onset), Glycogen Storage Disease Type II (GSD-II), Glycogenesis Type II, Acid Maltase Deficiency (AMD)
Interventions
alglucosidase alfa
Biological
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
8 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
26
States / cities
Anchorage, Alaska • Phoenix, Arizona • Beverly Hills, California + 23 more